Bloodstreaked Vindicator

First strike, lifelink
When Bloodstreaked Vindicator enters the battlefield, each opponent loses 2 life.
Stalk — Exile two other black cards from your
hand (At the end of each block step, if there is an unblocked creature attacking you, you may cast this
card for its stalk cost. If you do, choose an unblocked creature attacking you. This creature blocks that
creature.)